CN110977607A - Conversion head capable of realizing internal cooling of machine tool bit - Google Patents
Conversion head capable of realizing internal cooling of machine tool bit Download PDFInfo
- Publication number
- CN110977607A CN110977607A CN201911360591.2A CN201911360591A CN110977607A CN 110977607 A CN110977607 A CN 110977607A CN 201911360591 A CN201911360591 A CN 201911360591A CN 110977607 A CN110977607 A CN 110977607A
- Authority
- CN
- China
- Prior art keywords
- hole
- liquid inlet
- machine tool
- countersunk
- conversion head
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 37
- 238000001816 cooling Methods 0.000 title claims abstract description 23
- 239000007788 liquid Substances 0.000 claims abstract description 45
- 238000001802 infusion Methods 0.000 claims abstract description 20
- 238000003754 machining Methods 0.000 claims abstract description 12
- 239000000110 cooling liquid Substances 0.000 claims description 20
- 238000007789 sealing Methods 0.000 claims description 6
- 239000007921 spray Substances 0.000 claims description 3
- 239000002826 coolant Substances 0.000 claims 3
- 239000012809 cooling fluid Substances 0.000 claims 1
- 239000012530 fluid Substances 0.000 claims 1
- 238000000034 method Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 230000002463 transducing effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/10—Arrangements for cooling or lubricating tools or work
- B23Q11/1015—Arrangements for cooling or lubricating tools or work by supplying a cutting liquid through the spindle
- B23Q11/1023—Tool holders, or tools in general specially adapted for receiving the cutting liquid from the spindle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
- B23B41/02—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor for boring deep holes; Trepanning, e.g. of gun or rifle barrels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B47/00—Constructional features of components specially designed for boring or drilling machines; Accessories therefor
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Auxiliary Devices For Machine Tools (AREA)
Abstract
The invention discloses a conversion head capable of realizing internal cooling of a machine tool bit, which comprises: the body is plate-shaped; two countersunk through holes are formed in the body, the axial direction of the countersunk through holes is vertical to the upper surface and the lower surface of the body, and the body is connected with a spindle cover of a spindle of a machine tool through the countersunk through holes so that the upper surface of the body is tightly attached to the spindle cover; the liquid inlet hole is formed in the body and is vertical to the axial direction of the countersunk through hole, the opening at the outer end of the liquid inlet hole is positioned on the side surface of the body, and the opening at the inner end of the liquid inlet hole is positioned in the body; the infusion hole is formed in the body, the central axial direction of the infusion hole is parallel to the axial direction of the countersunk through hole, the inner port of the infusion hole is communicated with the inner port of the liquid inlet hole, and the outer port of the infusion hole is located on the lower surface of the body and used for being connected with a liquid inlet pipe of the outer turning inner cutter handle for machine tool machining. The invention can increase the module function of the gantry type numerical control center, meet the requirements of dimensional accuracy and roughness of the main bearing hole of the engine, and realize the purpose of finishing the machining of the main bearing hole and the deep hole of the engine by utilizing the gantry type numerical control machine lacking the function of the inner cooling module.
Description
Technical Field
The invention belongs to the technical field of machining, and relates to a conversion head capable of realizing internal cooling of a tool bit of a machine tool.
Background
The lower crankcase is an important part of an engine, the upper crankcase and the lower crankcase are connected together through the box closing bolt hole, and the box closing connecting bolt is long due to vibration of the engine under the working environment of the engine, so that the connecting bolt is broken for many times in the working process of the engine.
The deep hole processing difficulty of the upper and lower crankcase connecting bolt parts is very high, a common twist drill is required to be used conventionally, the middle of the common twist drill is subjected to butt processing, the single-end processing drill bit is longer, the outlet position is deviated, the engine connecting bolt is broken for multiple times, if the technical scheme of the parts does not solve the problem that the bolt hole is broken frequently, in order to avoid generating tool receiving marks in the processing process, a new technical method is adopted, and gun drills with high processing efficiency and stable deep hole processing quality are ordered.
The gun drill has to have an internal spraying function when using a machine tool, the existing equipment is an old numerical control machining center and does not have the internal spraying function, and in order to meet the use condition of the cutter, a conversion device needs to be installed on some machine tools without the function of an internal cooling module to finish a deep hole.
Disclosure of Invention
Objects of the invention
The purpose of the invention is: the conversion head can realize the inner cooling of the tool bit of the machine tool, and the gantry type numerical control machine tool without the inner cooling function can process a main bearing hole or a deep hole.
(II) technical scheme
In order to solve the above technical problem, the present invention provides a conversion head capable of cooling a tool bit of a machine tool, comprising:
the body is plate-shaped;
two countersunk through holes 3 are formed in the body, the axial direction of the countersunk through holes is vertical to the upper surface and the lower surface of the body, and the body is connected with a spindle cover of a machine tool spindle 1 through the countersunk through holes 3 so that the upper surface of the body is tightly attached to the spindle cover;
the liquid inlet hole 4 is formed in the body and is vertical to the axial direction of the countersunk through hole 3, the opening at the outer end of the liquid inlet hole is positioned on the side surface of the body, and the opening at the inner end of the liquid inlet hole is positioned in the body;
and the infusion hole 5 is formed in the body, the central axial direction of the infusion hole is parallel to the axial direction of the countersunk through hole 3, the inner port of the infusion hole 5 is communicated with the inner port of the liquid inlet hole 4, and the outer port of the infusion hole 5 is positioned on the lower surface of the body and is used for connecting a liquid inlet pipe of the outer rotating inner cutter handle for machining of the machine tool.
The outer port of the infusion hole 5 is provided with internal threads and is used for being connected with a liquid inlet pipe of the outer turning inner cutter handle through threads.
The size of the outer port of the transfusion hole 5 is matched with the size of a liquid inlet pipe of the outer turning inner knife handle.
The invention also provides a device for processing the main bearing hole and the deep hole of the engine, which comprises a conversion head, an outer rotating inner cutter handle 6 and a numerical control machine; the outer rotating inner cutter handle 6 is installed on a machine tool spindle 1 of the numerical control machine tool, a spindle cover is arranged on the machine tool spindle 1 of the numerical control machine tool, a conversion head is fixed on the spindle cover through a countersunk bolt, a liquid inlet hole 4 of the conversion head is connected with cooling liquid, a liquid conveying hole 5 of the conversion head is connected with a liquid inlet pipe of the outer rotating inner cutter handle 6, the cooling liquid is introduced into the outer rotating inner cutter handle 6 through the conversion head, and the outer rotating inner cutter handle 6 sprays the cooling liquid into an inner cooling channel of a cutter bit.
The spindle cover is provided with a threaded hole 2, and the threaded hole 2 is matched with a countersunk head through hole 3 on the conversion head and fixedly connected with the conversion head through a countersunk head bolt.
The liquid inlet hole 4 of the conversion head is connected with a cooling liquid hose, and the cooling liquid hose is used for receiving cooling liquid from a machine tool cooling pump.
Wherein, the cooling liquid hose and the liquid inlet hole 4 are sealed by pipe threads.
And an O-shaped sealing ring is arranged on the connecting end surface between the transfusion hole 5 of the conversion head and the liquid inlet pipe of the outer rotating inner cutter handle 6, so that the sealing of the cooling liquid is realized.
(III) advantageous effects
According to the conversion head capable of realizing the internal cooling of the tool bit of the machine tool, the use of an internal jet tool is solved by adding the external conversion head, the module function of a gantry type numerical control center can be increased, the requirements on the size precision and the roughness of the main bearing hole of the engine are met, and the main bearing hole and the deep hole of the engine are machined by utilizing the gantry type numerical control machine lacking the function of an internal cooling module.
Drawings
FIG. 1 is a view of the spindle of the machine tool;
FIG. 2 is a structure of the transducing head;
FIG. 3 is a view taken along line A-A of FIG. 2;
fig. 4 is a schematic diagram of the application of the transducing head.
Detailed Description
In order to make the objects, contents and advantages of the present invention clearer, the following detailed description of the embodiments of the present invention will be made in conjunction with the accompanying drawings and examples.
Referring to fig. 1 to 3, the adapter for cooling a tool bit of a machine tool according to the present invention includes:
the body is plate-shaped;
two countersunk through holes 3 are formed in the body, the axial direction of the countersunk through holes is vertical to the upper surface and the lower surface of the body, and the body is connected with a spindle cover of a machine tool spindle 1 through the countersunk through holes 3 so that the upper surface of the body is tightly attached to the spindle cover;
the liquid inlet hole 4 is formed in the body and is vertical to the axial direction of the countersunk through hole 3, the opening at the outer end of the liquid inlet hole is positioned on the side surface of the body, and the opening at the inner end of the liquid inlet hole is positioned in the body;
and the infusion hole 5 is formed in the body, the central axial direction of the infusion hole is parallel to the axial direction of the countersunk through hole 3, the inner port of the infusion hole 5 is communicated with the inner port of the liquid inlet hole 4, and the outer port of the infusion hole 5 is positioned on the lower surface of the body and is used for connecting a liquid inlet pipe of the outer rotating inner cutter handle for machining of the machine tool.
Wherein, the outer port of infusion hole 5 is provided with the internal thread for through the feed liquor pipe of threaded connection external rotation interior handle of a knife. As the liquid inlet pipe of the external rotating inner cutter handle used for machining the machine tool is a self-contained component, and the size and specification of the liquid inlet pipe are determined, the size of the outer port of the transfusion hole 5 is set to be matched with the size of the liquid inlet pipe of the external rotating inner cutter handle.
Referring to fig. 4, based on the above-mentioned conversion head capable of cooling the tool bit of the machine tool, the invention also provides a device for machining the main bearing hole and the deep hole of the engine, which comprises the conversion head, an outer rotating inner tool shank 6 and a numerical control machine; the outer rotating inner cutter handle 6 is installed on a machine tool spindle 1 of the numerical control machine tool, a spindle cover is arranged on the machine tool spindle 1 of the numerical control machine tool, a conversion head is fixed on the spindle cover through a countersunk bolt, a liquid inlet hole 4 of the conversion head is connected with cooling liquid, a liquid conveying hole 5 of the conversion head is connected with a liquid inlet pipe of the outer rotating inner cutter handle 6, the cooling liquid is introduced into the outer rotating inner cutter handle 6 through the conversion head, and the outer rotating inner cutter handle 6 sprays the cooling liquid into an inner cooling channel of a cutter bit.
Threaded hole 2 is opened on the main shaft cover, and threaded hole 2 cooperates with countersunk head through-hole 3 on the conversion head, through countersunk head bolt fixed connection.
A liquid inlet hole 4 of the conversion head is connected with a cooling liquid hose, the cooling liquid hose connects cooling liquid out of a cooling pump of the machine tool, and the cooling liquid hose and the liquid inlet hole 4 are sealed through pipe threads.
An O-shaped sealing ring is arranged on the connecting end surface between the transfusion hole 5 of the conversion head and the liquid inlet pipe of the outer rotating inner cutter handle 6, so that the sealing of cooling liquid is realized.
According to the technical scheme, the module function of the gantry type numerical control center can be increased, the requirements of the size precision and the roughness of the main bearing hole of the engine are met, and the machining of the main bearing hole and the deep hole of the engine is completed by utilizing the gantry type numerical control machine tool which lacks the function of an inner cooling module.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (8)
1. A kind of conversion head that can realize the tool bit inner cooling of the lathe, characterized by that, comprising:
the body is plate-shaped;
two countersunk through holes (3) are formed in the body, the axial direction of the countersunk through holes is vertical to the upper surface and the lower surface of the body, and the body is connected with a main shaft cover of a machine tool main shaft (1) through the countersunk through holes (3) so that the upper surface of the body is tightly attached to the main shaft cover;
the liquid inlet hole (4) is formed in the body and is vertical to the axial direction of the countersunk through hole (3), the opening at the outer end of the liquid inlet hole is positioned on the side surface of the body, and the opening at the inner end of the liquid inlet hole is positioned in the body;
and the infusion hole (5) is formed in the body, the central axial direction of the infusion hole is parallel to the axial direction of the countersunk through hole (3), the inner port of the infusion hole (5) is communicated with the inner port of the liquid inlet hole (4), and the outer port of the infusion hole (5) is positioned on the lower surface of the body and is used for connecting a liquid inlet pipe of the outer turning inner cutter handle for machining of the machine tool.
2. The adapter capable of realizing internal cooling of the tool bit of the machine tool according to claim 1, wherein the outer port of the infusion hole (5) is provided with internal threads for connecting a liquid inlet pipe of the outer adapter inner tool shank through threads.
3. The adapter for realizing the internal cooling of the tool bit of the machine tool as claimed in claim 2, characterized in that the size of the outer port of the infusion hole (5) is matched with the size of the liquid inlet pipe of the outer turning inner tool shank.
4. An engine main bearing hole and deep hole processing device is characterized by comprising a conversion head, an outer rotating inner cutter handle (6) and a numerical control machine tool, wherein the conversion head is as defined in any one of claims 1 to 3; the outer rotating inner cutter handle (6) is installed on a machine tool main shaft (1) of a numerical control machine tool, a main shaft cover is arranged on the machine tool main shaft (1) of the numerical control machine tool, a conversion head is fixed on the main shaft cover through a countersunk bolt, a liquid inlet hole (4) of the conversion head is connected with cooling liquid, a liquid inlet pipe of the outer rotating inner cutter handle (6) is connected with a liquid inlet hole (5) of the conversion head, the cooling liquid is introduced into the outer rotating inner cutter handle (6) through the conversion head, and the outer rotating inner cutter handle (6) sprays the cooling liquid into an inner cooling channel of a cutter head.
5. The engine main bearing hole and deep hole machining device according to claim 4, characterized in that the main shaft cover is provided with a threaded hole (2), and the threaded hole (2) is matched with a countersunk through hole (3) on the conversion head and fixedly connected with the conversion head through a countersunk bolt.
6. The engine main bearing hole and deep hole machining device according to claim 5, characterized in that the liquid inlet hole (4) of the change-over head is connected with a coolant hose, and the coolant hose is used for connecting the coolant out of a machine tool cooling pump.
7. The engine main bearing hole and deep hole machining device according to claim 6, characterized in that the cooling fluid hose is sealed with the fluid inlet hole (4) by a pipe thread.
8. The engine main bearing hole and deep hole processing device according to claim 7, wherein an O-shaped sealing ring is arranged on the connecting end surface between the liquid conveying hole (5) of the conversion head and the liquid inlet pipe of the outer rotating inner cutter handle (6) to realize sealing of cooling liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911360591.2A CN110977607A (en) | 2019-12-25 | 2019-12-25 | Conversion head capable of realizing internal cooling of machine tool bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911360591.2A CN110977607A (en) | 2019-12-25 | 2019-12-25 | Conversion head capable of realizing internal cooling of machine tool bit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110977607A true CN110977607A (en) | 2020-04-10 |
Family
ID=70076631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911360591.2A Pending CN110977607A (en) | 2019-12-25 | 2019-12-25 | Conversion head capable of realizing internal cooling of machine tool bit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110977607A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0720237U (en) * | 1993-09-27 | 1995-04-11 | ヤマザキマザック株式会社 | Main spindle through coolant type replacement head |
| JP2011056604A (en) * | 2009-09-08 | 2011-03-24 | Toshiba Mach Co Ltd | Gun drill tool, and device and method of machining deep hole |
| CN202668249U (en) * | 2012-06-06 | 2013-01-16 | 无锡天奇精工科技有限公司 | Inner-cooling conversion knife handle device |
| CN202804765U (en) * | 2012-10-09 | 2013-03-20 | 北京金万众机械科技有限公司 | Outward turning inner cooling knife handle |
| CN203542224U (en) * | 2013-09-29 | 2014-04-16 | 东莞市安默琳节能环保技术有限公司 | Outer cooling-to-inner cooling cutter handle device and cutting device |
| JP2014073561A (en) * | 2012-10-05 | 2014-04-24 | Tokupi Seisakusho:Kk | Side through holder |
| CN104802028A (en) * | 2015-05-04 | 2015-07-29 | 吴江市宏宇机械有限公司 | High-pressure cooling device of milling machine cutter |
| CN206105481U (en) * | 2016-10-31 | 2017-04-19 | 常州鑫佳顺工具制造有限公司 | Cold quick toolchanger of external -change -internal |
| CN212385125U (en) * | 2019-12-25 | 2021-01-22 | 国营第六一六厂 | Conversion head capable of realizing internal cooling of machine tool bit and engine main bearing hole and deep hole machining device |
-
2019
- 2019-12-25 CN CN201911360591.2A patent/CN110977607A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0720237U (en) * | 1993-09-27 | 1995-04-11 | ヤマザキマザック株式会社 | Main spindle through coolant type replacement head |
| JP2011056604A (en) * | 2009-09-08 | 2011-03-24 | Toshiba Mach Co Ltd | Gun drill tool, and device and method of machining deep hole |
| CN202668249U (en) * | 2012-06-06 | 2013-01-16 | 无锡天奇精工科技有限公司 | Inner-cooling conversion knife handle device |
| JP2014073561A (en) * | 2012-10-05 | 2014-04-24 | Tokupi Seisakusho:Kk | Side through holder |
| CN202804765U (en) * | 2012-10-09 | 2013-03-20 | 北京金万众机械科技有限公司 | Outward turning inner cooling knife handle |
| CN203542224U (en) * | 2013-09-29 | 2014-04-16 | 东莞市安默琳节能环保技术有限公司 | Outer cooling-to-inner cooling cutter handle device and cutting device |
| CN104802028A (en) * | 2015-05-04 | 2015-07-29 | 吴江市宏宇机械有限公司 | High-pressure cooling device of milling machine cutter |
| CN206105481U (en) * | 2016-10-31 | 2017-04-19 | 常州鑫佳顺工具制造有限公司 | Cold quick toolchanger of external -change -internal |
| CN212385125U (en) * | 2019-12-25 | 2021-01-22 | 国营第六一六厂 | Conversion head capable of realizing internal cooling of machine tool bit and engine main bearing hole and deep hole machining device |
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